Our mission at Duolingo is to develop the best education in the world and make it universally available. It’s a big mission, and that’s where you come in!
At Duolingo, you’ll join a team that cares about educating our users, experimenting with big ideas, making fact-based decisions, and finding innovative solutions to complex problems. You’ll have limitless learning opportunities and daily collaborations with world-class minds — while doing work that’s both meaningful and fun.
Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world.
Read our blog to learn more.
🧠 You Will...
• Apply AI methods to massive real-world datasets
• Prototype new models, evaluate with small scale experiments, and/or productionize solutions at scale
• Work with a cross-functional team of world class researchers, engineers, and others to build new product features and/or publish state-of-the-art findings
• Solve our most ambitious problems with the right tool for the task
• Collaborate cross-functionally to bring your ideas to life in the product
• Identify problems, prototype solutions, evaluate their return on investment, and then implement the best solution at scale to improve the lives of our millions of learners each day
✅ You Have...
• Pursuing a PhD in artificial intelligence, machine learning, natural language processing, or related field
• Graduation expected by August 2028
• Contributions to research communities and efforts, including publishing papers at conferences such as ACL, CVPR, EDM, ICML, NeurIPS, etc.
• A portfolio of impactful work, in the form of (for example) publications, open-source projects, or AI internships
• Experience implementing AI systems in Python, Java, Scala, or C/C++ (i.e., not just R or MATLAB)
• A creative, interdisciplinary, and entrepreneurial approach to R&D
• Strong debugging and critical thinking skills
• 12 week consecutive availability • May 24, 2027 - August 13, 2027
• June 14, 2027 - September 3, 2027
• Ability to relocate to Pittsburgh, PA or New York, NY
⭐ What you can expect...
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About the company
duolingo
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How to apply
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